Home / 191,852.18-264,923.16-120,355.10

Finding the Fourth Proportional to 191,852.18, 264,923.16 and 120,355.10

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Solution

The fourth proportional to 191,852.18, 264,923.16 and 120,355.10 is: 166,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,852.18 : 264,923.16 = 120,355.10 : x
  2. Step 2: Convert to fraction form
    191,852.18/264,923.16 = 120,355.10/x
  3. Step 3: Cross multiply
    191,852.18x = 264,923.16 × 120,355.10
  4. Step 4: Simplify right side
    191,852.18x = 31,884,853,414.12
  5. Step 5: Solve for x
    x = 31,884,853,414.12/191,852.18
  6. Step 6: Final answer
    x = 166,194.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.